123554656241 has 8 divisors (see below), whose sum is σ = 127478752800. Its totient is φ = 119673920160.

The previous prime is 123554656229. The next prime is 123554656259. The reversal of 123554656241 is 142656455321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 123554656241 - 2⁶ = 123554656177 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 123554656192 and 123554656201.

It is not an unprimeable number, because it can be changed into a prime (123554856241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10834331 + ... + 10845728.

It is an arithmetic number, because the mean of its divisors is an integer number (15934844100).

Almost surely, 2^123554656241 is an apocalyptic number.

It is an amenable number.

123554656241 is a deficient number, since it is larger than the sum of its proper divisors (3924096559).

123554656241 is a wasteful number, since it uses less digits than its factorization.

123554656241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21680239.

The product of its digits is 864000, while the sum is 44.

The spelling of 123554656241 in words is "one hundred twenty-three billion, five hundred fifty-four million, six hundred fifty-six thousand, two hundred forty-one".